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a wire is in the form of a square . it is cut and reshaped as a rectangle of length 16cm. if area of the square is 196cm2,find the length of wire and also the perimeter and area of the rectangle |
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Answer» Step-by-step explanation: area of a squsre=side^2 side^2= 196 cm^2 side= 14 cm perimeter of square= perimeter of rectangle as they are made up of same length of wire . 4X side = 2( l+b) 4x14 = 2(16+b) b =56/2 -16= 28-16 = 12CM= breadth length of wire =4×side=4×14= 56cm peri. of rectangle=56 cm |
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